Seiko Cal. 6632 - 906

The Seiko 6632-906 represents an important milestone in Seiko's 1978 lineup. Powered by the 6632 caliber with 20j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-00726d0d372f]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1978

Related Models

• Seiko 0713-515
• Seiko 6636-386
• Seiko 5624-663
• Seiko 7183-436
• Seiko 3814-138
• Seiko 6244-108
• Seiko 6654-818
• Seiko 0720-924
• Seiko 4468-550
• Seiko 0755-980
• Seiko 4587-793
• Seiko 6275-872